contour (contours plural )
1 n-count You can refer to the general shape or outline of an object as its contours.
LITERARY usu pl, usu with supp, oft N of n
...the texture and colour of the skin, the contours of the body...
2 n-count A contour on a map is a line joining points of equal height and indicating hills, valleys, and the steepness of slopes.
...a contour map showing two hills and this large mountain in the middle.